Assignee
Inventors
- Axel Engel (7 patents)
- Rainer Haspel (3 patents)
- Ute Resch-Genger (6 patents)
- Katrin Hoffmann (6 patents)
- Doris Ehrt (2 patents)
- Uwe Kolberg (36 patents)
- Joseph Hayden (39 patents)
- Michael Stelzl (4 patents)
US Patent 7521670 · Granted Apr 21, 2009